Yuhan Cai Papers on DiSC'04 Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials Publications Note: Links lead to the DBLP on the Web. Yuhan Cai Yuhan Cai, Raymond T. Ng : Indexing Spatio-Temporal Trajectories with Chebyshev Polynomials. SIGMOD Conference 2004 : 599-610 1 [ 1 ] ©2005 Association for Computing Machinery